On September 22nd, 1862, Lincoln promised to sign an Emancipation Proclamation on New Year's Day. "All persons," Lincoln wrote, "held as slaves within any State in rebellion shall be then, thenceforward, and forever free." But abolitionists were unsure whether he would keep his promise.
Marcus Garvey, a black nationalist leader from Jamaica, had great successes and failures before being jailed and deported from the US in 1927.
In 1936, GM and Ford could not stop one of the worst battles of the American labor movement.
America came apart in 1964 and has since been reborn.
Clemente was an exceptional baseball player whose career sheds light on larger issues of immigration, civil rights and cultural change.
America's first great songwriter, Stephen Foster, wrote 200 songs but died a penniless alcoholic at 37.
His stunning triumph at the 1936 Olympic Games captivated the world even as it infuriated the Nazis. Premiering May 1.
The remarkable and tragic life of the third Kennedy son, Robert F. Kennedy.
P.T. Barnum -- huckster, con man, promoter, entertainer and founder of "The Greatest Show on Earth".